import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
import _extends from "@babel/runtime/helpers/esm/extends";
import { createVNode as _createVNode, resolveDirective as _resolveDirective } from "vue";

var __rest = this && this.__rest || function (s, e) {
  var t = {};

  for (var p in s) {
    if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0) t[p] = s[p];
  }

  if (s != null && typeof Object.getOwnPropertySymbols === "function") for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
    if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i])) t[p[i]] = s[p[i]];
  }
  return t;
};

import { watch, ref, onMounted, defineComponent, nextTick } from 'vue';
import classNames from '../_util/classNames';
import PropTypes from '../_util/vue-types';
import VcMentions, { Option } from '../vc-mentions';
import { mentionsProps as baseMentionsProps } from '../vc-mentions/src/mentionsProps';
import useConfigInject from '../_util/hooks/useConfigInject';
import { flattenChildren, getOptionProps } from '../_util/props-util';
import { useInjectFormItemContext } from '../form/FormItemContext';
import omit from '../_util/omit';
import { optionProps } from '../vc-mentions/src/Option';

var getMentions = function getMentions() {
  var value = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';
  var config = arguments.length > 1 ? arguments[1] : undefined;

  var _ref = config || {},
      _ref$prefix = _ref.prefix,
      prefix = _ref$prefix === void 0 ? '@' : _ref$prefix,
      _ref$split = _ref.split,
      split = _ref$split === void 0 ? ' ' : _ref$split;

  var prefixList = Array.isArray(prefix) ? prefix : [prefix];
  return value.split(split).map(function () {
    var str = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';
    var hitPrefix = null;
    prefixList.some(function (prefixStr) {
      var startStr = str.slice(0, prefixStr.length);

      if (startStr === prefixStr) {
        hitPrefix = prefixStr;
        return true;
      }

      return false;
    });

    if (hitPrefix !== null) {
      return {
        prefix: hitPrefix,
        value: str.slice(hitPrefix.length)
      };
    }

    return null;
  }).filter(function (entity) {
    return !!entity && !!entity.value;
  });
};

var mentionsProps = _extends(_extends({}, baseMentionsProps), {
  loading: PropTypes.looseBool,
  onFocus: {
    type: Function
  },
  onBlur: {
    type: Function
  },
  onSelect: {
    type: Function
  },
  onChange: {
    type: Function
  },
  notFoundContent: PropTypes.any,
  defaultValue: String,
  id: String
});

var Mentions = defineComponent({
  name: 'SMentions',
  inheritAttrs: false,
  props: mentionsProps,
  emits: ['update:value', 'change', 'focus', 'blur', 'select', 'pressenter'],
  slots: ['notFoundContent', 'option'],
  setup: function setup(props, _ref2) {
    var slots = _ref2.slots,
        emit = _ref2.emit,
        attrs = _ref2.attrs,
        expose = _ref2.expose;

    var _a, _b;

    var _useConfigInject = useConfigInject('mentions', props),
        prefixCls = _useConfigInject.prefixCls,
        renderEmpty = _useConfigInject.renderEmpty,
        direction = _useConfigInject.direction;

    var focused = ref(false);
    var vcMentions = ref(null);
    var value = ref((_b = (_a = props.value) !== null && _a !== void 0 ? _a : props.defaultValue) !== null && _b !== void 0 ? _b : '');
    var formItemContext = useInjectFormItemContext();
    watch(function () {
      return props.value;
    }, function (val) {
      value.value = val;
    });

    var handleFocus = function handleFocus(e) {
      focused.value = true;
      emit('focus', e);
    };

    var handleBlur = function handleBlur(e) {
      focused.value = false;
      emit('blur', e);
      formItemContext.onFieldBlur();
    };

    var handleSelect = function handleSelect() {
      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
        args[_key] = arguments[_key];
      }

      emit.apply(void 0, ['select'].concat(args));
      focused.value = true;
    };

    var handleChange = function handleChange(val) {
      if (props.value === undefined) {
        value.value = val;
      }

      emit('update:value', val);
      emit('change', val);
      formItemContext.onFieldChange();
    };

    var getNotFoundContent = function getNotFoundContent() {
      var notFoundContent = props.notFoundContent;

      if (notFoundContent !== undefined) {
        return notFoundContent;
      }

      if (slots.notFoundContent) {
        return slots.notFoundContent();
      }

      return renderEmpty.value('Select');
    };

    var getOptions = function getOptions() {
      var _a;

      return flattenChildren(((_a = slots.default) === null || _a === void 0 ? void 0 : _a.call(slots)) || []).map(function (item) {
        var _a, _b;

        return _extends(_extends({}, getOptionProps(item)), {
          label: (_b = (_a = item.children) === null || _a === void 0 ? void 0 : _a.default) === null || _b === void 0 ? void 0 : _b.call(_a)
        });
      });
    };

    var focus = function focus() {
      vcMentions.value.focus();
    };

    var blur = function blur() {
      vcMentions.value.blur();
    };

    expose({
      focus: focus,
      blur: blur
    });
    onMounted(function () {
      nextTick(function () {
        if (process.env.NODE_ENV === 'test') {
          if (props.autofocus) {
            focus();
          }
        }
      });
    });
    return function () {
      var _classNames;

      var disabled = props.disabled,
          getPopupContainer = props.getPopupContainer,
          _props$rows = props.rows,
          rows = _props$rows === void 0 ? 1 : _props$rows,
          _props$id = props.id,
          id = _props$id === void 0 ? formItemContext.id.value : _props$id,
          restProps = __rest(props, ["disabled", "getPopupContainer", "rows", "id"]);

      var className = attrs.class,
          otherAttrs = __rest(attrs, ["class"]);

      var otherProps = omit(restProps, ['defaultValue', 'onUpdate:value', 'prefixCls']);
      var mergedClassName = classNames(className, (_classNames = {}, _defineProperty(_classNames, "".concat(prefixCls.value, "-disabled"), disabled), _defineProperty(_classNames, "".concat(prefixCls.value, "-focused"), focused.value), _defineProperty(_classNames, "".concat(prefixCls.value, "-rtl"), direction.value === 'rtl'), _classNames));

      var mentionsProps = _extends(_extends(_extends(_extends({
        prefixCls: prefixCls.value
      }, otherProps), {
        disabled: disabled,
        direction: direction.value,
        filterOption: props.filterOption,
        getPopupContainer: getPopupContainer,
        options: props.options || getOptions(),
        class: mergedClassName
      }), otherAttrs), {
        rows: rows,
        onChange: handleChange,
        onSelect: handleSelect,
        onFocus: handleFocus,
        onBlur: handleBlur,
        ref: vcMentions,
        value: value.value,
        id: id
      });

      return _createVNode(VcMentions, mentionsProps, {
        notFoundContent: getNotFoundContent,
        option: slots.option
      });
    };
  }
});
/* istanbul ignore next */

export var MentionsOption = defineComponent(_extends(_extends({}, Option), {
  name: 'SMentionsOption',
  props: optionProps
}));
export default _extends(Mentions, {
  Option: MentionsOption,
  getMentions: getMentions,
  install: function install(app) {
    app.component(Mentions.name, Mentions);
    app.component(MentionsOption.name, MentionsOption);
    return app;
  }
});